Frontier Southwest Incorporated dba Frontier Communications of Texas
d/b/a Frontier Communications of Texas
Part of the Frontier group — 89 OCNs across 30 states · 25,565 blocks combined.
Holding: Frontier Communications Corporation
600 Hidden Rdg, HQ E02G72
Irving, TX 75038-3809
frontier.com
2001-02-08
2025-04-10
Carrier website
frontier.com — opens in a new tab
HQ — Irving, TX
Block portfolio at a glance
By age
- Recent (2) — last 18 mo
- Medium (1)
- Old (78)
- Undated (2,129)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Texas TX · 2,210 · 2
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Best vanity numbers from Frontier Southwest Incorporated dba Frontier Communications of Texas's recent issuances
Numbers in blocks issued in the last 18 months whose digits spell a useful word. Filter by state and category to find one for your business. ★ marks Mike's curated standouts.
| Number | Spells | Category | State | Block issued | Score |
|---|---|---|---|---|---|
| (945) 368-4527 ★ | DOUGLAS | Male / Masculine Names | TX | 2025-02-04 | 34,135 |
| (945) 368-4468 ★ | DOUGHNUTS | Supermarkets / Deli / Groceries | TX | 2025-02-04 | 294 |
| (945) 368-4687 ★ | ENVIOUS | Home | TX | 2025-02-04 | 267 |
| (945) 368-4746 ★ | ENVISION | Vision / Optometry / Glasses | TX | 2025-02-04 | 217 |
| (945) 368-4735 ★ | ENTIRELY | General | TX | 2025-02-04 | 134 |
| (945) 368-4766 | ENVIRON | Technical / Electronics / Software | TX | 2025-02-04 | 51,492 |
| (945) 368-4853 | ENTITLE | Insurance | TX | 2025-02-04 | 2,086 |
Want one of these or something similar? Request the number from this carrier and we'll route the request.
Most recent assignments
Last 18 months — these blocks were issued by Frontier Southwest Incorporated dba Frontier Communications of Texas since 2024-11-12.
| Number block | State | Rate center | Assigned |
|---|---|---|---|
| (940) 526-6XXX | TX | Justin | 2025-04-10 |
| (940) 526-7XXX | TX | Justin | 2025-04-10 |
Area codes
| NPA | Blocks | Recent | Last |
|---|---|---|---|
| 972 | 543 | — | 2011-03-24 |
| 325 | 264 | — | 2010-02-05 |
| 903 | 234 | — | 2015-05-07 |
| 281 | 225 | — | 2005-12-16 |
| 979 | 204 | — | 2013-03-01 |
| 830 | 138 | — | 2015-05-18 |
| 361 | 128 | — | 2001-05-14 |
| 512 | 125 | — | — |
| 940 | 85 | 2 | 2025-04-10 |
| 956 | 78 | — | 2007-04-18 |
| 214 | 61 | — | — |
| 817 | 57 | — | 2001-02-08 |
| 832 | 19 | — | 2013-09-13 |
| 469 | 17 | — | 2013-02-12 |
| 936 | 17 | — | 2003-02-19 |
| 409 | 14 | — | 2010-01-06 |
| 737 | 1 | — | 2019-06-10 |
States
| State | Blocks | Recent |
|---|---|---|
| TX | 2,210 | 2 |
Sister OCNs in the Frontier group
Same customer-facing carrier, different state-registered OCN. Combined stats are on the Frontier group page.
Sister OCNs under Frontier Communications Corporation
| OCN | Company | Total | Recent |
|---|---|---|---|
| 9147 | Southern New England Telephone Company dba Frontier Communications of Connecticut | 2,723 | 0 |
| 2319 | Frontier California Inc | 2,618 | 0 |
| 0328 | Frontier Florida LLC dba Frontier Communications of Florida | 1,999 | 0 |
| 9214 | Frontier West Virginia Inc | 1,044 | 0 |
| 0096 | Citizens Telecommunications Company of New York Inc dba Frontier Communicatons of New York | 878 | 0 |
| 4324 | Ziply Fiber Northwest LLC dba Ziply Fiber | 783 | 0 |
| 0121 | Frontier Telephone of Rochester Inc | 638 | 0 |
| 1123 | Citizens Telecommunications Company of Minnesota LLC dba Frontier Citizens Communications of MN | 570 | 0 |
| 4420 | Frontier California Inc | 530 | 0 |
| 1183 | Citizens Telecommunications Company of Illinois dba Frontier Citizens Communications of Illinois | 517 | 0 |
| 4323 | Ziply Fiber Northwest LLC dba Ziply Fiber | 488 | 0 |
| 0161 | Commonwealth Telephone Company LLC | 482 | 0 |