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Mayfair Communication (RespOrg code MY) controls 3,989,264 US toll free numbers as of October 2026. That is up 1,587,219 (66%) since March 2018. Resporgs.com files it under Misdial Marketing. It is part of the Primetel group. Based in Philadelphia, PA.
Transfer network
How toll free numbers move between Mayfair Communication (MY) and other Resp Orgs, reconstructed from Somos registry snapshots. Larger nodes = more transfer volume; Mayfair Communication is highlighted. Open the full interactive map →
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At a glance
#84 of 207 oldest
Inventory by NPA
Click any NPA for total pool inventory across the industry.
By status
- WORKING 3,901,588, 97.8%
- DISCONN 87,211, 2.2%
- TRANSIT 279, 0.0%
- RESERVED 172, 0.0%
Inventory age buckets
- 1–3 months 160,296, 3.2%
- 3–12 months 358,424, 7.2%
- 1–2 years 799,736, 16.1%
- 2–5 years 880,220, 17.7%
- 5+ years 1,702,912, 34.3%
Ages are measured from each number's last change in the Somos registry, that's the most recent activation, transfer, or status move. Not necessarily the date this RespOrg originally acquired it.
Request a manual history review of a specific toll free number →
Trajectory
Show monthly numbers
| Month | Inventory | Acquired | Harvested | Lost | From spare | To spare |
|---|---|---|---|---|---|---|
| 2018-03 | 2,402,045 | 0 | 0 | 0 | 0 | 0 |
| 2018-06 | 2,411,274 | 9,294 | 1,689 | 65 | 1,091 | 63 |
| 2018-09 | 2,424,861 | 13,656 | 1,509 | 69 | 1,048 | 0 |
| 2018-10 | 2,427,214 | 2,846 | 272 | 493 | 711 | 0 |
| 2018-11 | 2,428,915 | 1,792 | 190 | 91 | 275 | 0 |
| 2018-12 | 2,433,056 | 4,236 | 2,463 | 95 | 33 | 1 |
| 2019-01 | 2,437,560 | 4,506 | 370 | 2 | 48 | 0 |
| 2019-02 | 2,446,976 | 9,668 | 404 | 252 | 6,943 | 2 |
| 2019-03 | 2,455,961 | 9,108 | 583 | 123 | 4,804 | 0 |
| 2019-04 | 2,463,023 | 9,262 | 535 | 2,200 | 5,820 | 34 |
| 2019-05 | 2,476,346 | 13,804 | 465 | 481 | 10,638 | 0 |
| 2019-06 | 2,481,492 | 5,146 | 475 | 0 | 2,156 | 0 |
| 2019-08 | 2,399,301 | 7,113 | 906 | 89,304 | 2,448 | 89,302 |
| 2019-09 | 2,492,632 | 93,353 | 1,534 | 22 | 89,907 | 0 |
| 2019-10 | 2,496,262 | 3,631 | 1,074 | 1 | 103 | 0 |
| 2019-11 | 2,509,283 | 13,098 | 305 | 77 | 9,901 | 0 |
| 2019-12 | 2,514,088 | 4,897 | 452 | 92 | 2,594 | 2 |
| 2020-01 | 2,520,121 | 6,203 | 331 | 170 | 3,149 | 2 |
| 2020-02 | 2,524,037 | 3,917 | 280 | 1 | 1,486 | 0 |
| 2020-03 | 2,525,546 | 1,509 | 188 | 0 | 857 | 0 |
| 2020-04 | 2,525,911 | 2,573 | 424 | 2,208 | 1,341 | 1,341 |
| 2020-05 | 2,523,542 | 3,707 | 483 | 6,076 | 1,328 | 5 |
| 2020-06 | 2,526,810 | 3,883 | 205 | 615 | 2,444 | 12 |
| 2020-07 | 2,529,367 | 2,557 | 221 | 0 | 771 | 0 |
| 2020-08 | 2,530,527 | 2,238 | 193 | 1,078 | 1,332 | 16 |
| 2020-09 | 2,533,063 | 2,536 | 402 | 0 | 1,956 | 0 |
| 2020-10 | 2,533,682 | 619 | 217 | 0 | 143 | 0 |
| 2020-11 | 2,534,955 | 1,273 | 602 | 0 | 397 | 0 |
| 2020-12 | 2,535,981 | 1,026 | 424 | 0 | 170 | 0 |
| 2021-01 | 2,537,875 | 1,894 | 93 | 0 | 320 | 0 |
| 2021-02 | 2,539,506 | 1,631 | 147 | 0 | 1,253 | 0 |
| 2021-03 | 2,540,649 | 1,143 | 258 | 0 | 791 | 0 |
| 2021-04 | 2,541,530 | 881 | 630 | 0 | 128 | 0 |
| 2021-05 | 2,542,210 | 680 | 286 | 0 | 53 | 0 |
| 2022-05 | 2,556,897 | 15,449 | 1,710 | 762 | 6,007 | 549 |
| 2022-06 | 2,559,716 | 2,819 | 745 | 0 | 1,732 | 0 |
| 2022-07 | 2,560,816 | 1,100 | 385 | 0 | 469 | 0 |
| 2022-08 | 2,562,472 | 1,733 | 112 | 77 | 740 | 75 |
| 2022-09 | 2,564,796 | 2,324 | 114 | 0 | 998 | 0 |
| 2022-10 | 2,566,061 | 1,266 | 98 | 1 | 716 | 0 |
| 2022-11 | 2,568,931 | 2,877 | 101 | 7 | 1,305 | 0 |
| 2022-12 | 2,571,074 | 2,330 | 68 | 187 | 1,430 | 184 |
| 2023-01 | 2,572,716 | 1,700 | 148 | 58 | 969 | 57 |
| 2023-02 | 2,574,105 | 1,408 | 102 | 19 | 397 | 19 |
| 2023-03 | 2,574,556 | 451 | 55 | 0 | 99 | 0 |
| 2023-04 | 2,575,266 | 710 | 148 | 0 | 92 | 0 |
| 2023-05 | 2,576,657 | 1,391 | 409 | 0 | 130 | 0 |
| 2023-06 | 2,577,370 | 713 | 199 | 0 | 183 | 0 |
| 2023-07 | 2,560,816 | 316 | 0 | 16,870 | 225 | 5,863 |
| 2023-08 | 2,580,498 | 20,000 | 757 | 318 | 6,601 | 220 |
| 2023-09 | 2,586,524 | 6,028 | 149 | 2 | 2,726 | 0 |
| 2023-10 | 2,591,633 | 5,110 | 91 | 1 | 2,532 | 0 |
| 2023-11 | 2,594,940 | 3,309 | 92 | 2 | 1,551 | 0 |
| 2023-12 | 3,812,161 | 1,217,951 | 27,034 | 730 | 310,923 | 357 |
| 2024-02 | 2,646,270 | 5,807 | 116 | 1,171,698 | 2,010 | 169,585 |
| 2024-03 | 2,739,826 | 93,556 | 1,716 | 0 | 6,361 | 0 |
| 2024-04 | 2,762,612 | 22,786 | 6,029 | 0 | 4,632 | 0 |
| 2024-05 | 2,868,811 | 106,200 | 8,303 | 1 | 1,330 | 0 |
| 2024-06 | 2,957,380 | 140,853 | 106,154 | 52,284 | 4,965 | 51,201 |
| 2024-07 | 3,009,986 | 67,052 | 4,819 | 14,446 | 25,381 | 14,443 |
| 2024-08 | 3,021,435 | 14,789 | 1,413 | 3,340 | 3,218 | 3,287 |
| 2024-09 | 3,077,208 | 79,466 | 11,325 | 23,693 | 423 | 22,426 |
| 2024-10 | 3,080,093 | 10,335 | 104 | 7,450 | 440 | 7,258 |
| 2024-11 | 3,165,261 | 85,219 | 3,652 | 51 | 43,206 | 49 |
| 2024-12 | 3,774,790 | 609,530 | 2,946 | 1 | 2,659 | 0 |
| 2025-01 | 3,866,469 | 112,815 | 5,846 | 21,136 | 15,539 | 20,438 |
| 2025-02 | 3,863,394 | 55,683 | 21,609 | 58,758 | 1,794 | 43,808 |
| 2025-03 | 3,863,394 | 0 | 0 | 0 | 0 | 0 |
| 2025-04 | 3,419,474 | 150,719 | 2,665 | 594,639 | 2,986 | 541,121 |
| 2025-05 | 3,383,635 | 55,154 | 642 | 90,993 | 3,638 | 88,625 |
| 2025-06 | 3,645,428 | 301,447 | 461 | 39,654 | 2,126 | 37,282 |
| 2025-07 | 3,639,325 | 105,401 | 4,897 | 111,504 | 3,264 | 108,088 |
| 2025-08 | 3,654,398 | 64,777 | 5,678 | 49,704 | 1,599 | 46,788 |
| 2025-09 | 3,696,233 | 73,572 | 6,148 | 31,737 | 993 | 31,127 |
| 2025-10 | 3,641,678 | 136,156 | 9,235 | 190,711 | 1,710 | 175,960 |
| 2025-11 | 3,633,026 | 25,470 | 85 | 34,122 | 1,585 | 169 |
| 2025-12 | 3,623,419 | 70,212 | 17,555 | 79,819 | 11,246 | 34 |
| 2026-01 | 3,666,379 | 122,069 | 1,698 | 79,109 | 1,911 | 52 |
| 2026-02 | 3,774,596 | 127,034 | 799 | 18,817 | 3,390 | 3 |
| 2026-03 | 3,748,121 | 16,540 | 150 | 43,015 | 1,248 | 3,692 |
| 2026-04 | 3,902,263 | 199,560 | 108,516 | 45,418 | 870 | 35,775 |
| 2026-05 | 3,963,632 | 121,537 | 663 | 60,168 | 1,408 | 51,546 |
| 2026-06 | 3,993,913 | 100,686 | 428 | 70,405 | 1,891 | 57,356 |
| 2026-07 | 4,035,409 | 58,171 | 815 | 16,675 | 2,939 | 16,391 |
| 2026-08 | 3,974,256 | 61,799 | 3,975 | 122,952 | 2,044 | 105,144 |
| 2026-09 | 3,954,571 | 65,175 | 8,451 | 84,860 | 739 | 68,512 |
| 2026-10 | 3,989,264 | 92,140 | 3,087 | 57,447 | 1,455 | 44,443 |
Flow patterns (42-month cumulative)
Inbound (numbers acquired)
| Direct transfer from another RespOrg | 11,484,012.0 |
| Harvested from disconnect pool | 1,203,321.0 |
| First assigned from spare pool | 1,965,792.0 |
| Reactivated own disconnects | 312,792.0 |
Outbound (numbers lost)
| Direct transfer to another RespOrg | 3,940,188.0 |
| Standard disconnect aging process (3+ months in DISC) | 52,248 |
| Abbreviated disconnect period (1–2 months in DISC) | 2,268,890 |
| Released directly to spare pool | 7,370,828.0 |
Of the 2,321,138 disconnect episodes this RespOrg has sent through aging, 98% were abbreviated (1–2 snapshots in DISC status). That's a strong early-disconnector signal, this RespOrg routinely releases numbers before the full 3–4 month aging window. Worth checking daily for vanity drops.
Top direct-transfer sources (INto MY)
| JY | 1,933,921.0 | Bandwidth |
| YC | 408,482.0 | Marchex |
| WA | 246,796.0 | Wide Voice |
| OU | 223,198.0 | CallSource |
| QC | 176,247.0 | 382 Communications |
| GO | 104,326.0 | Google Voice |
| GA | 72,562.0 | Comet Media |
| TU | 71,418.0 | Excel Telecommunications (Lingo) |
| MT | 54,719.0 | Toll Free Management |
| LQ | 49,868.0 | Inteliquent |
Top direct-transfer destinations (OUT of MY)
| JY | 572,282.0 | Bandwidth |
| GO | 97,328.0 | Google Voice |
| YC | 61,074.0 | Marchex |
| OU | 42,157.0 | CallSource |
| GA | 28,237.0 | Comet Media |
| MT | 25,428.0 | Toll Free Management |
| IU | 24,381.0 | Interactive RespOrg Management |
| NE | 18,204.0 | Teliax |
| SO | 16,526.0 | Signal One |
| OM | 10,500.0 | Intrado Communications (Intrado) |
Summary
The largest single resporg is just a piece of the Primetel organization.
Top vanity holdings
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with Mayfair (Primetel)