Authority number 115
Procedure
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For deaf and hearing-impaired people, 115 can be reached via a sign telephone.
Around 550 local authorities, numerous state authorities and the entire federal administration with over 88 authorities and institutions are currently participating in 115. Likewise, several other institutions and associations have already joined 115. And regardless of where you are calling from: Any 115 service center can answer common questions about any 115 subscriber.