Dialing procedure

The following is the procedure for dialing various destinations in the Federal Republic of Nigeria.

Local Calls

Dial Directory Number of the wanted subscriber. It may consist of five (5) digits as in the Wukari Area or six (6) digits as in Enugu Area, or seven (7) digits as in Abuja Area.

STD Calls

Dial Trunk Prefix "0 " followed by the Trunk Code of the called numbering area, and followed by the Directory number of the wanted subscriber. In other words, dial trunk prefix "0" followed by the National number of the wanted subscriber as shown below;

0 Trunk Prefix	2 Trunk code for Ibadan	2417890 Directory number of a subscriber of Ibadan Exchange
0 Trunk Prefix	1 Trunk code for Lagos	2691531 Directory number of a subscriber of Lagos Exchange
0 Trunk Prefix	9 Trunk code for Abuja	5237890 Directory number of a subscriber of Abuja Exchange

International Calls

For subscriber dialing international traffic, the International Trunk ("009") prefix is dialed followed by the country code for the destination country and then the wanted subscriber’s national number.

009
International Prefix

41
Country Code

22
Trunk Code

995111
Directory number of ITU

Incoming International Calls

For example, from Germany to a subscriber in Ibadan (Nigeria);

00
International prefix to be dialed by a German subscriber to get access to their internationalexchange

234
Country Code of Nigeria

2
Trunk Code for Ibadan

2467890

2467890
Directory number of Ibadan subscriber

Border Calls

For border calls from Katsina to Maradi (Niger Republic) and Sokoto to Birnin Nkoni (Niger Republic) the prefix "9" has to be dialed from the subscribers of Katsina or Sokoto. After the Prefix "9" the subscriber number of the subscriber of Niger Republic follows.