World Telephone Numbering Guide

Updated 29 February 2008

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Chad

+235

Number Format

Area Code:            none
Subscriber Number:    6 digits
Trunk Prefix:         n/a
International Prefix: 00 (formerly 15)

Numbering range information

29 April 2007 - 7-digit geographic/fixed renumbering in Batha region

Digit '2' was prepended to existing 6-digit geographic/fixed Sotel subscriber numbers, from +676 50xxxx to +676 250xxxx, allocated to the Batha region.

Source: OTRT announcement (17 February 2006, via ITU)

30 April 2006 - 7-digit mobile renumbering

Mobile numbers were extended by one digit, with '6' prepended to Celtel numbers and '9' prepended to Millicom numbers:

Old format   New format    Carrier
----------   ----------    -------
+235 20xxxx  +235 620xxxx  Celtel
+235 79xxxx  +235 679xxxx  Celtel
+235 80xxxx  +235 980xxxx  Millicom

Source: OTRT announcement (17 February 2006, via ITU)

February 2006 - numbering plan update

This was Chad's numbering plan prior to the 7-digit expansions of 2006 and 2007:

Number range  Place/service
------------  -------------
+235 50xxxx   Batha, BET, Guéra, Kanem, Lac
+235 51xxxx   N'Djaména
+235 52xxxx   N'Djaména
+235 53xxxx   N'Djaména
+235 54xxxx   Baguirmi, Dababa, Hadjer-Lamis, Massenya
+235 55xxxx   (future range: N'Djaména)
+235 56xxxx   (future range: N'Djaména)
+235 57xxxx   (future range: N'Djaména)
+235 58xxxx   (future range: N'Djaména)
+235 59xxxx   (future range: N'Djaména)
+235 60xxxx   (future range: N'Djaména)
+235 61xxxx   (future range: N'Djaména)
+235 62xxxx   (future range: N'Djaména)
+235 63xxxx   (future range: N'Djaména)
+235 64xxxx   (future range: N'Djaména)
+235 65xxxx   (future range: N'Djaména)
+235 66xxxx   (future range: Biltine, Moyen-Chari I, Ouaddaï, Salamat)
+235 67xxxx   (future range: East Logone, Mayo-Kebbi, Tandjilé, West Logone)
+235 68xxxx   Biltine, Moyen-Chari, Ouaddaï, Salamat
+235 69xxxx   East Logone, Mayo-Kebbi, Tandjilé, West Logone

Short codes:

Short code  Service
----------  -------
10          Long distance manual access
12x         Enquiries
13          Complaints
14          Voice telegrams
16          International manual access
17          Police
18          Fire
19          Faults

Source: OTRT announcement (2 February 2006, via ITU)

Other information

Regulator is Office Tchadien de Régulation des Télécommunications (OTRT) (link may be inactive).

Major carrier is Société des Télécommunications du Tchad (link may be inactive).

Another carrier is Telecommunications Internationales du Tchad, but its website may be inactive or have limited telecom information.

Additional update courtesy Risto O. Nykänen.

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