Local Calling Guide
Area code/prefix search
Switch: DVNPIADT6MD
- Switch name:
- Switch type: POI
- See all switches at this location
NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|
319-246 | A | Fort Madison | IA | 7421 AT&T LOCAL | 634 | |||
563-451 | A | Dubuque | IA | 7421 AT&T LOCAL | 634 | |||
563-499 | A | Davenport | IA | 7421 AT&T LOCAL | 634 | |||
563-845 | A | Dubuque | IA | 7421 AT&T LOCAL | 634 |
Last updated: Sun, 04 Apr 2021 19:28:27 UTC
Sponsored by: Callcentric - VoIP Internet phone service
Like this site? We accept donations via PayPal.