Area code 423 — Tennessee (US)

Latest community reports for numbers starting with 423.

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417 418 419 424 425 428

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Sub‑area codes

More specific prefixes within this large region.

423209 423224 423230 423232 423235 423238 423239 423245 423246 423247 423253 423262 423263 423265 423266 423267 423272 423279 423282 423283 423286 423288 423296 423305 423307 423317 423318 423323 423332 423334 423337 423338 423339 423343 423344 423345 423346 423349 423357 423365