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According to Ringbat data, +57 3503 operates within Colombia and nearby areas.
Our database lists the carrier as "Avantel".
Geolocation for this prefix: (4.099917, -72.9088133).
Ringbat creates area-code pages to provide details when only part of a number is available.
Country: 🇨🇴 CO
Country Code: +57
Carrier: Avantel
Prefix: 3503
Location: Colombia
Coords: 4.099917, -72.9088133
Area Code Page: +57 3503
Comments: Disabled for area-code pages
Example: +57 3503 *** ***
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+57 3503 is an area code/prefix that appears to be associated with Colombia. It may be assigned to multiple phone numbers within that region.
Yes — use Ringbat's number search to look up a full number. This area-code page helps when only part of a number is known.
Carrier information for this prefix: Avantel. In some cases multiple carriers may use similar prefixes.
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