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E.164 number blocks

Federal Office of Communications OFCOM

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E.164 access code

Federal Office of Communications OFCOM

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Federal Office for the Environment FOEN

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Federal Office of Communications OFCOM

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Swiss Federal Office of Energy SFOE

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Federal Office of Civil Aviation FOCA

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Federal Office of Transport FOT

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Federal Electricity Commission ElCom

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Federal Postal Services Commission PostCom

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