Pittsburgh Suburban Zone 19, PA — rate center
- State
- Pennsylvania
- Active prefixes
- 12
- Carriers
- 9
- Pooled prefixes
- 9
- LATA
- 234
- Metro area
- Pittsburgh, PA MSA
The Pittsburgh Suburban Zone 19 rate center (Pennsylvania) anchors 12 active prefixes under area codes 412, 878. Rate centers, not city limits, are what phone numbers are legally tied to.
NANPA records show 12 active prefixes here across 9 carriers. 9 prefixes participate in thousands-block pooling, so blocks of 1,000 numbers are shared between carriers.
The rate center belongs to the Pittsburgh, PA Metropolitan Statistical Area. Routing-wise it sits in LATA 234.
Multiple area codes over one rate center (412/878) is the overlay pattern: same geography, different first three digits.
As always with US numbering: a prefix anchored to Pittsburgh Suburban Zone 19 tells you where the block was issued. The person calling may have ported the number, moved away, or be spoofing it entirely — verify callers through independently found contact details.
Prefixes anchored to Pittsburgh Suburban Zone 19
| Prefix | Code holder | Pooled |
|---|---|---|
| 412-340 | SCHUYLKILL MOBILE FONE, INC. | No |
| 412-406 | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | Yes |
| 412-447 | PAETEC ITEL, LLC | Yes |
| 412-455 | FIDIUM ENTERPRISE SERVICES, LLC | Yes |
| 412-599 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 412-756 | LEVEL 3 COMMUNICATIONS, LLC - PA | Yes |
| 412-767 | VERIZON PENNSYLVANIA, INC. | Yes |
| 412-850 | ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS | Yes |
| 412-963 | VERIZON PENNSYLVANIA, INC. | No |
| 412-967 | VERIZON PENNSYLVANIA, INC. | No |
| 412-968 | VERIZON PENNSYLVANIA, INC. | Yes |
FAQ
What area code is Pittsburgh Suburban Zone 19, PA?
Pittsburgh Suburban Zone 19 is served by 2 area codes — 412, 878 — which overlay the same territory.
How many prefixes does Pittsburgh Suburban Zone 19 have?
12 active NXX prefixes are anchored to this rate center in NANPA records, held by 9 carriers.
Is a call from a Pittsburgh Suburban Zone 19 prefix really from Pittsburgh Suburban Zone 19?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.