Martindale, TX — rate center
- State
- Texas
- Active prefixes
- 5
- Carriers
- 3
- Pooled prefixes
- 5
- LATA
- 558
- Metro area
- Austin-Round Rock-San Marcos, TX MSA
In NANP numbering, Martindale, Texas is a rate center — the anchor point for local numbers. It is reached through 512, 737 (multiple area codes serve it).
The rate center currently carries 5 working prefixes, held by 3 different carriers. Pooling applies to 5 of them — individual thousands-blocks may belong to different companies.
The rate center belongs to the Austin-Round Rock-San Marcos, TX Metropolitan Statistical Area. Routing-wise it sits in LATA 558.
Because 512, 737 all serve this territory, two Martindale numbers can look completely different while being neighbors — check the prefix, not just the area code.
Martindale is a small rate center: 5 prefixes across 3 carriers serve it. Small localities like this often keep the same blocks for decades, so the prefix-to-place mapping tends to be stable.
A Martindale prefix on caller ID is a starting point, not proof of origin — numbers travel with their owners and displays can be spoofed. Use official callback numbers for anything sensitive.
Prefixes anchored to Martindale
| Prefix | Code holder | Pooled |
|---|---|---|
| 512-212 | NEW CINGULAR WIRELESS PCS, LLC - IL | Yes |
| 512-357 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | Yes |
FAQ
What area code is Martindale, TX?
Martindale is served by 2 area codes — 512, 737 — which overlay the same territory.
How many prefixes does Martindale have?
5 active NXX prefixes are anchored to this rate center in NANPA records, held by 3 carriers.
Is a call from a Martindale prefix really from Martindale?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.