CitysDirectory
City of Detroit
Directory area code 313 and prefix 399 available at City of Detroit
Directory Numbers
+1 (313) 399-XXXX
Here are the components:
Country Code: +1 (both the USA and Canada share the same country code).
Area Code: A 3-digit code that designates a specific geographic area or region.
Prefix: A 3-digit code that narrows the location within the area covered by the area code.
Line Number: A 4-digit number unique to the individual or business within that prefix.
313-399-00**
313-399-01**
313-399-02**
313-399-03**
313-399-04**
313-399-05**
313-399-06**
313-399-07**
313-399-08**
313-399-09**
313-399-10**
313-399-11**
313-399-12**
313-399-13**
313-399-14**
313-399-15**
313-399-16**
313-399-17**
313-399-18**
313-399-19**
313-399-20**
313-399-21**
313-399-22**
313-399-23**
313-399-24**
313-399-25**
313-399-26**
313-399-27**
313-399-28**
313-399-29**
313-399-30**
313-399-31**
313-399-32**
313-399-33**
313-399-34**
313-399-35**
313-399-36**
313-399-37**
313-399-38**
313-399-39**
313-399-40**
313-399-41**
313-399-42**
313-399-43**
313-399-44**
313-399-45**
313-399-46**
313-399-47**
313-399-48**
313-399-49**
313-399-50**
313-399-51**
313-399-52**
313-399-53**
313-399-54**
313-399-55**
313-399-56**
313-399-57**
313-399-58**
313-399-59**
313-399-60**
313-399-61**
313-399-62**
313-399-63**
313-399-64**
313-399-65**
313-399-66**
313-399-67**
313-399-68**
313-399-69**
313-399-70**
313-399-71**
313-399-72**
313-399-73**
313-399-74**
313-399-75**
313-399-76**
313-399-77**
313-399-78**
313-399-79**
313-399-80**
313-399-81**
313-399-82**
313-399-83**
313-399-84**
313-399-85**
313-399-86**
313-399-87**
313-399-88**
313-399-89**
313-399-90**
313-399-91**
313-399-92**
313-399-93**
313-399-94**
313-399-95**
313-399-96**
313-399-97**
313-399-98**
313-399-99**
Complete Phone Number
e.g. 111-222-3333
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