A comprehensive origin-based (OBR) / A-Number solution for routing, billing, and settlements

Overview​

End-to-end billing and routing based on origin and destination. Complies with EU guidelines on call origination and termination, ensuring fair execution of interconnect OBR pricing through accurate call rating, billing, and routing. Also available as a core feature for interconnect billing and routing.

See how our Origin-Based Rating (OBR) solution can help your organization

Identification of No and Invalid CLI Cases

Define rules to tag No/Invalid CLI and apply higher rates/penalties.

Best Cost Routing Plan

Dial code matching + origin-based destination logic; derive routing rates from supplier/billing rates across vendors; consolidated view.

Origin-based Billing, Reconciliation, and Settlement

Bill matched/rated events; reconcile incoming invoices; manage discrepancies, disputes, settlement.

Flexible and Scalable

Interoperability across interconnect scenarios; one platform for varied wholesale scenarios.

Origin/Destination-Based Rating and Sales

Manage sell rates using optimized routing plans; multiple offered country lists; grouping flexibility by agreements.

Automated Price List Management

Auto-ingest rate sheets from email/folder; create supplier OBR rate plan using templates.

Check out our Origin-Based Rating (OBR) solution features

Rate sheet Templates

Destination-based and origin-based templates; relevant-field views.

Billing Increments

Supports increments like 1/1, 60/60; rating logic uses configuration.

Calendar Definition

Flexible day groups/time-of-day; multiple calendars supported.

Origin Groups

Rate by origin group + destination; dial code grouping supports matching/rating.

Pricing/Surcharge Rules

Define surcharge rules via expressions; apply based on criteria without changing core configs.

Resource Center

Sorry, your ID is maybe not correct (If you did not place any ID that means auto-detect does not work.). And please make sure that your selected element is developed with Swiper.

Frequently Asked Questions

Everything you need to know about how our fraud management solutions work.

Can the solution automatically block fraudulent IRSF traffic?

Yes. Subex’s IRSF management solution supports near real-time alerting and can integrate with network elements (such as SBCs, softswitches, or policy systems) to enable inline traffic blocking or automated control actions, reducing fraud exposure time.

OBR pricing is a regulatory requirement. Your billing should enforce it accurately.

Subex ensures full compliance with EU interconnect origination guidelines — accurately rating, routing, and settling every call based on origin and destination, with automated rate ingestion and dispute management built in.

Our Offices
Subex Limited
Pritech Park,
SEZ Block -09, 4th Floor B Wing Survey No. 51 to 64/4 Outer Ring Road, Bellandur Village Varthur, Hobli, Bengaluru, Karnataka 560103, India
Tel : +91 80 37451377
Subex, Inc
1499 W 120th Ave,
Suite 210 Westminster,
CO 80234, USA

Subex (UK) Limited
Unit 1J, Sambhav House, First Floor
275-287 Station Road, Harrow HA1 1NA

Email Id: info@subex.com
Contact Number: +447736518379

Subex (UK) Limited – Ipswich
Rooms N2-06 Columba House
Innovation Martlesham
Adastral Park, Ipswich,
IP5 3RE, United Kingdom.

Subex Limited Dubai Office
Office number 722,
Building number 6WA,
Dubai Airport Free Zone
Authority (DAFZA),
P.O. Box: Box 54834, Dubai
United Arab Emirates
Tel : +9 714 214 6700
Fax : +9 714 214 6714

Subex (Asia Pacific) Pte Limited
175A Bencoolen Street
#08-03 Burlington Square
Singapore 189650
Tel : +65 6338 1218
Fax: +65 6338 1216

© Copyright SUBEX 2025. All Rights Reserved.