Local Calling Guide
Area code/prefix search
Astoria, SD
NPA-NXX | BLOCK | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|
605-832 | A | CLLKSDXADS0 | 1651 INTERSTATE TELECOM COOP, INC. - SD | 640 |
Last updated: Tue, 15 Jul 2025 18:46:49 UTC
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