diff --git a/components/restapi/core/accounts.go b/components/restapi/core/accounts.go
index 9b0eaffee..0efcdbb59 100644
--- a/components/restapi/core/accounts.go
+++ b/components/restapi/core/accounts.go
@@ -16,12 +16,7 @@ import (
 	"github.com/iotaledger/iota.go/v4/nodeclient/apimodels"
 )
 
-func congestionForAccountID(c echo.Context) (*apimodels.CongestionResponse, error) {
-	accountID, err := httpserver.ParseAccountIDParam(c, restapipkg.ParameterAccountID)
-	if err != nil {
-		return nil, err
-	}
-
+func congestionByAccountAddress(c echo.Context) (*apimodels.CongestionResponse, error) {
 	commitmentID, err := httpserver.ParseCommitmentIDQueryParam(c, restapipkg.ParameterCommitmentID)
 	if err != nil {
 		return nil, err
@@ -36,6 +31,18 @@ func congestionForAccountID(c echo.Context) (*apimodels.CongestionResponse, erro
 		}
 	}
 
+	hrp := deps.Protocol.CommittedAPI().ProtocolParameters().Bech32HRP()
+	address, err := httpserver.ParseBech32AddressParam(c, hrp, restapipkg.ParameterBech32Address)
+	if err != nil {
+		return nil, err
+	}
+
+	accountAddress, ok := address.(*iotago.AccountAddress)
+	if !ok {
+		return nil, ierrors.Wrapf(httpserver.ErrInvalidParameter, "address %s is not an account address", c.Param(restapipkg.ParameterBech32Address))
+	}
+
+	accountID := accountAddress.AccountID()
 	acc, exists, err := deps.Protocol.MainEngineInstance().Ledger.Account(accountID, commitment.Slot())
 	if err != nil {
 		return nil, ierrors.Wrapf(echo.ErrInternalServerError, "failed to get account %s from the Ledger: %s", accountID.ToHex(), err)
@@ -107,13 +114,21 @@ func validators(c echo.Context) (*apimodels.ValidatorsResponse, error) {
 	return resp, nil
 }
 
-func validatorByAccountID(c echo.Context) (*apimodels.ValidatorResponse, error) {
-	accountID, err := httpserver.ParseAccountIDParam(c, restapipkg.ParameterAccountID)
+func validatorByAccountAddress(c echo.Context) (*apimodels.ValidatorResponse, error) {
+	hrp := deps.Protocol.CommittedAPI().ProtocolParameters().Bech32HRP()
+	address, err := httpserver.ParseBech32AddressParam(c, hrp, restapipkg.ParameterBech32Address)
 	if err != nil {
-		return nil, ierrors.Wrapf(err, "failed to parse account ID %s", c.Param(restapipkg.ParameterAccountID))
+		return nil, err
 	}
+
+	accountAddress, ok := address.(*iotago.AccountAddress)
+	if !ok {
+		return nil, ierrors.Wrapf(httpserver.ErrInvalidParameter, "address %s is not an account address", c.Param(restapipkg.ParameterBech32Address))
+	}
+
 	latestCommittedSlot := deps.Protocol.MainEngineInstance().SyncManager.LatestCommitment().Slot()
 
+	accountID := accountAddress.AccountID()
 	accountData, exists, err := deps.Protocol.MainEngineInstance().Ledger.Account(accountID, latestCommittedSlot)
 	if err != nil {
 		return nil, ierrors.Wrapf(echo.ErrInternalServerError, "failed to get account %s from the Ledger: %s", accountID.ToHex(), err)
@@ -121,6 +136,7 @@ func validatorByAccountID(c echo.Context) (*apimodels.ValidatorResponse, error)
 	if !exists {
 		return nil, ierrors.Wrapf(echo.ErrNotFound, "account %s not found for latest committedSlot %d", accountID.ToHex(), latestCommittedSlot)
 	}
+
 	nextEpoch := deps.Protocol.APIForSlot(latestCommittedSlot).TimeProvider().EpochFromSlot(latestCommittedSlot) + 1
 
 	active, err := deps.Protocol.MainEngineInstance().SybilProtection.IsCandidateActive(accountID, nextEpoch)
diff --git a/components/restapi/core/component.go b/components/restapi/core/component.go
index 806f8e37d..a36c8bd30 100644
--- a/components/restapi/core/component.go
+++ b/components/restapi/core/component.go
@@ -112,10 +112,10 @@ const (
 	RouteCommitmentByIndexUTXOChanges = "/commitments/by-index/:" + restapipkg.ParameterSlotIndex + "/utxo-changes"
 
 	// RouteCongestion is the route for getting the current congestion state and all account related useful details as block issuance credits.
-	// GET returns the congestion state related to the specified account. (optional query parameters: "commitmentID" to specify the used commitment)
+	// GET returns the congestion state related to the specified account address. (optional query parameters: "commitmentID" to specify the used commitment)
 	// MIMEApplicationJSON => json.
 	// MIMEApplicationVendorIOTASerializerV2 => bytes.
-	RouteCongestion = "/accounts/:" + restapipkg.ParameterAccountID + "/congestion"
+	RouteCongestion = "/accounts/:" + restapipkg.ParameterBech32Address + "/congestion"
 
 	// RouteValidators is the route for getting informations about the current validators.
 	// GET returns the paginated response with the list of validators.
@@ -123,11 +123,11 @@ const (
 	// MIMEApplicationVendorIOTASerializerV2 => bytes.
 	RouteValidators = "/validators"
 
-	// RouteValidatorsAccount is the route for getting details about the validator by its accountID.
+	// RouteValidatorsAccount is the route for getting details about the validator by its account address.
 	// GET returns the validator details.
 	// MIMEApplicationJSON => json.
 	// MIMEApplicationVendorIOTASerializerV2 => bytes.
-	RouteValidatorsAccount = "/validators/:" + restapipkg.ParameterAccountID
+	RouteValidatorsAccount = "/validators/:" + restapipkg.ParameterBech32Address
 
 	// RouteRewards is the route for getting the rewards for staking or delegation based on staking account or delegation output.
 	// Rewards are decayed up to returned epochEnd index.
@@ -345,7 +345,7 @@ func configure() error {
 	}, checkNodeSynced())
 
 	routeGroup.GET(RouteCongestion, func(c echo.Context) error {
-		resp, err := congestionForAccountID(c)
+		resp, err := congestionByAccountAddress(c)
 		if err != nil {
 			return err
 		}
@@ -363,7 +363,7 @@ func configure() error {
 	}, checkNodeSynced())
 
 	routeGroup.GET(RouteValidatorsAccount, func(c echo.Context) error {
-		resp, err := validatorByAccountID(c)
+		resp, err := validatorByAccountAddress(c)
 		if err != nil {
 			return err
 		}
diff --git a/pkg/restapi/restapi.go b/pkg/restapi/restapi.go
index b1aab4cdb..4c7f3de96 100644
--- a/pkg/restapi/restapi.go
+++ b/pkg/restapi/restapi.go
@@ -27,8 +27,8 @@ const (
 	// ParameterCommitmentID is used to identify a slot commitment by its ID.
 	ParameterCommitmentID = "commitmentID"
 
-	// ParameterAccountID is used to identify an account by its ID.
-	ParameterAccountID = "accountID"
+	// ParameterBech32Address is used to to represent bech32 address.
+	ParameterBech32Address = "bech32Address"
 
 	// ParameterPeerID is used to identify a peer.
 	ParameterPeerID = "peerID"