National Telephone Number Directory

Area Code 303 with Prefix 400, line number 4000

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Section Overview:

This page contains a directory for all the phone numbers with prefix 400 and a line number starting with 4000 in the 303 area code of Denver, CO. The number range includes (303) 400-4000 to (303) 400-4999.

Phone Prefix	Range	Phones Recorded
(303) 400-40**	(303) 400-4000 - (303) 400-4099	65
(303) 400-41**	(303) 400-4101 - (303) 400-4199	44
(303) 400-42**	(303) 400-4200 - (303) 400-4280	22
(303) 400-43**	(303) 400-4300 - (303) 400-4397	56
(303) 400-44**	(303) 400-4400 - (303) 400-4499	55
(303) 400-45**	(303) 400-4500 - (303) 400-4597	56
(303) 400-46**	(303) 400-4600 - (303) 400-4696	48
(303) 400-47**	(303) 400-4700 - (303) 400-4787	42
(303) 400-48**	(303) 400-4810 - (303) 400-4899	23
(303) 400-49**	(303) 400-4901 - (303) 400-4999	46

The National Telephone Number Directory

Area Code 303 with Prefix 400, line number 4000