Rate methodology ยท Reviewed 2026-08-30

Understand the parts of a phone bill before comparing totals.

Rates change by number, destination, capability, carrier and account context. This guide explains the method without publishing invented or stale prices.

Six charge categories

01 ยท Subscription

Access to a plan or product tier

Confirm included users, features, billing interval and renewal terms.

02 ยท Number

Recurring or setup treatment

Number type, country and market can affect availability and charge structure.

03 ยท Usage

Calling, messaging or fax activity

Origin, destination, direction, duration, segments and media can matter.

04 ยท Carrier / pass-through

Underlying network-related charges

These may vary with traffic type, destination and carrier policy.

05 ยท Regulatory

Applicable program or service charges

Applicability depends on service and jurisdiction; do not assume a universal fee.

06 ยท Tax

Taxes based on billing circumstances

Location, customer status and taxable items can affect calculation.

What changes the current rate?

Scroll horizontally to compare all columns

VariableWhy it mattersWhere to confirm
DestinationNetworks and destinations have different termination conditions.Current destination rate table or quote
NumberCountry, type and local market can change number treatment.Selected-number checkout
CapabilityVoice, SMS, MMS and fax can use different units and eligibility.Capability-specific terms
MessageSegments, media, direction and registration can affect treatment.Current messaging documentation
AccountPlan, committed use, billing location and tax status can matter.Account quote and invoice

Comparison checklist

  • Use the same destination and traffic assumptions.
  • Separate recurring charges from usage.
  • Confirm included allowances and overage treatment.
  • Ask whether displayed values exclude taxes or pass-through charges.
  • Record the quote or rate-sheet date.